An unusual, dwarf new species of Neotropical freshwater stingray, Plesiotrygon nana sp. nov., from the upper and mid Amazon basin: the second species of Plesiotrygon (Chondrichthyes: Potamotrygonidae)

A new species of the relatively poorly known Neotropical freshwater stingray genus Plesiotrygon Rosa, Castello & Thorson, 1987 is described from the main channel and smaller tributaries (Ríos Itaya and Pachitea) of the upper Amazon basin in Peru. The first specimen to be collected, however, was...

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Bibliographic Details
Main Authors: Marcelo R. de Carvalho, Maíra P. Ragno
Format: Article
Language:English
Published: Universidade de São Paulo 2011-01-01
Series:Papéis Avulsos de Zoologia
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0031-10492011000700001&lng=en&tlng=en